REG - Barclays PLC Rio Tinto - Form 8.3 RIO TINTO PLC AND RIO TINTO LIMITED
Today 15:45
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RNS Number : 8369P Barclays PLC 21 January 2026
FORM 8.3
PUBLIC OPENING POSITION DISCLOSURE/DEALING DISCLOSURE BY
A PERSON WITH INTERESTS IN RELEVANT SECURITIES REPRESENTING 1% OR
MORE
Rule 8.3 of the Takeover Code (the "Code")
1. KEY INFORMATION
(a) Full name of discloser: Barclays PLC.
(b) Owner or controller of interest and short
positions disclosed, if different from 1(a):
(c) Name of offeror/offeree in relation to whose RIO TINTO PLC AND RIO TINTO LIMITED
relevant securities this form relates:
(d) If an exempt fund manager connected with an
offeror/offeree, state this and specify identity of
offeror/offeree:
(e) Date position held/dealing undertaken: 20 Jan 2026
(f) In addition to the company in 1(c) above, is the discloser making YES:
disclosures in respect of any other party to the offer?
GLENCORE PLC
2. POSITIONS OF THE PERSON MAKING THE DISCLOSURE
(a) Interests and short positions in the relevant securities of the offeror or
offeree
to which the disclosure relates following the dealing(if any)
Class of relevant security: Rio Tinto plc 10p ordinary
Interests Short Positions
Number (%) Number (%)
(1) Relevant securities owned and/or controlled: 9,071,087 0.72% 8,129,232 0.64%
(2) Cash-settled derivatives: 3,665,971 0.29% 4,634,097 0.36%
(3) Stock-settled derivatives (including options) and agreements to 31,000 0.00% 1,112,199 0.08%
purchase/sell:
12,768,058 1.01% 13,875,528 1.08%
TOTAL:
Class of relevant security: Rio Tinto Limited ordinary
Interests Short Positions
Number (%) Number (%)
(1) Relevant securities owned and/or controlled: 924,165 0.25% 1,081,610 0.29%
(2) Cash-settled derivatives: 1,054,331 0.28% 807,736 0.22%
(3) Stock-settled derivatives (including options) and agreements to 0 0.00% 0 0.00%
purchase/sell:
1,978,496 0.53% 1,889,346 0.51%
TOTAL:
(b) Rights to subscribe for new securities (including directors and
other executive options)
Class of relevant security in relation to
which subscription right exists
Details, including nature of the rights
concerned and relevant percentages:
3. DEALINGS (IF ANY) BY THE PERSON MAKING THE DISCLOSURE
(a) Purchase and sales
Class of relevant Purchase/sale Number of Price per unit
security
securities
Rio Tinto Limited ordinary Purchase 7,696 146.8008 AUD
Rio Tinto Limited ordinary Purchase 5,965 146.3692 AUD
Rio Tinto Limited ordinary Purchase 2,120 148.4145 AUD
Rio Tinto Limited ordinary Purchase 152 147.4413 AUD
Rio Tinto Limited ordinary Purchase 95 147.2653 AUD
Rio Tinto plc 10p ordinary Purchase 258,119 63.1402 GBP
Rio Tinto plc 10p ordinary Purchase 97,970 63.0456 GBP
Rio Tinto plc 10p ordinary Purchase 49,833 62.8874 GBP
Rio Tinto plc 10p ordinary Purchase 29,642 62.9777 GBP
Rio Tinto plc 10p ordinary Purchase 26,860 62.9344 GBP
Rio Tinto plc 10p ordinary Purchase 25,336 63.1425 GBP
Rio Tinto plc 10p ordinary Purchase 20,980 63.1400 GBP
Rio Tinto plc 10p ordinary Purchase 15,862 62.7934 GBP
Rio Tinto plc 10p ordinary Purchase 14,890 62.9592 GBP
Rio Tinto plc 10p ordinary Purchase 12,510 62.8928 GBP
Rio Tinto plc 10p ordinary Purchase 11,658 62.8880 GBP
Rio Tinto plc 10p ordinary Purchase 10,692 63.1382 GBP
Rio Tinto plc 10p ordinary Purchase 10,020 62.5800 GBP
Rio Tinto plc 10p ordinary Purchase 9,695 62.9899 GBP
Rio Tinto plc 10p ordinary Purchase 8,942 63.0441 GBP
Rio Tinto plc 10p ordinary Purchase 8,013 62.9178 GBP
Rio Tinto plc 10p ordinary Purchase 6,288 62.7461 GBP
Rio Tinto plc 10p ordinary Purchase 5,261 62.9416 GBP
Rio Tinto plc 10p ordinary Purchase 4,896 72.1716 EUR
Rio Tinto plc 10p ordinary Purchase 4,376 62.9761 GBP
Rio Tinto plc 10p ordinary Purchase 4,368 62.7713 GBP
Rio Tinto plc 10p ordinary Purchase 3,730 62.5160 GBP
Rio Tinto plc 10p ordinary Purchase 3,696 63.1273 GBP
Rio Tinto plc 10p ordinary Purchase 3,141 62.9556 GBP
Rio Tinto plc 10p ordinary Purchase 3,006 62.9892 GBP
Rio Tinto plc 10p ordinary Purchase 2,045 63.0807 GBP
Rio Tinto plc 10p ordinary Purchase 2,034 62.9310 GBP
Rio Tinto plc 10p ordinary Purchase 1,935 63.1304 GBP
Rio Tinto plc 10p ordinary Purchase 1,620 62.5657 GBP
Rio Tinto plc 10p ordinary Purchase 1,605 62.9584 GBP
Rio Tinto plc 10p ordinary Purchase 1,564 62.9894 GBP
Rio Tinto plc 10p ordinary Purchase 1,546 62.7995 GBP
Rio Tinto plc 10p ordinary Purchase 1,529 62.6133 GBP
Rio Tinto plc 10p ordinary Purchase 1,464 62.7768 GBP
Rio Tinto plc 10p ordinary Purchase 1,440 62.9729 GBP
Rio Tinto plc 10p ordinary Purchase 1,438 62.8794 GBP
Rio Tinto plc 10p ordinary Purchase 1,415 63.1431 GBP
Rio Tinto plc 10p ordinary Purchase 1,145 62.7638 GBP
ADR Purchase 1,122 85.6800 USD
Rio Tinto plc 10p ordinary Purchase 1,003 62.8680 GBP
Rio Tinto plc 10p ordinary Purchase 949 63.1526 GBP
Rio Tinto plc 10p ordinary Purchase 855 63.0561 GBP
Rio Tinto plc 10p ordinary Purchase 776 62.5400 GBP
Rio Tinto plc 10p ordinary Purchase 773 62.8464 GBP
Rio Tinto plc 10p ordinary Purchase 738 63.0926 GBP
Rio Tinto plc 10p ordinary Purchase 725 62.9103 GBP
Rio Tinto plc 10p ordinary Purchase 705 62.8172 GBP
Rio Tinto plc 10p ordinary Purchase 678 63.0600 GBP
Rio Tinto plc 10p ordinary Purchase 668 62.9655 GBP
Rio Tinto plc 10p ordinary Purchase 663 63.0626 GBP
Rio Tinto plc 10p ordinary Purchase 579 72.1953 EUR
Rio Tinto plc 10p ordinary Purchase 564 62.5790 GBP
Rio Tinto plc 10p ordinary Purchase 552 62.7060 GBP
Rio Tinto plc 10p ordinary Purchase 552 62.7800 GBP
Rio Tinto plc 10p ordinary Purchase 531 62.6833 GBP
Rio Tinto plc 10p ordinary Purchase 508 62.8700 GBP
Rio Tinto plc 10p ordinary Purchase 503 62.7200 GBP
Rio Tinto plc 10p ordinary Purchase 432 62.7500 GBP
Rio Tinto plc 10p ordinary Purchase 419 62.8963 GBP
Rio Tinto plc 10p ordinary Purchase 413 62.8451 GBP
Rio Tinto plc 10p ordinary Purchase 383 62.7663 GBP
Rio Tinto plc 10p ordinary Purchase 371 62.8681 GBP
Rio Tinto plc 10p ordinary Purchase 341 72.0200 EUR
Rio Tinto plc 10p ordinary Purchase 329 62.7895 GBP
Rio Tinto plc 10p ordinary Purchase 317 62.7700 GBP
Rio Tinto plc 10p ordinary Purchase 312 62.9257 GBP
Rio Tinto plc 10p ordinary Purchase 309 63.0463 GBP
Rio Tinto plc 10p ordinary Purchase 284 62.9975 GBP
Rio Tinto plc 10p ordinary Purchase 280 63.0800 GBP
Rio Tinto plc 10p ordinary Purchase 278 63.0900 GBP
Rio Tinto plc 10p ordinary Purchase 263 62.6704 GBP
Rio Tinto plc 10p ordinary Purchase 260 62.7400 GBP
Rio Tinto plc 10p ordinary Purchase 250 62.5250 GBP
Rio Tinto plc 10p ordinary Purchase 244 62.7987 GBP
Rio Tinto plc 10p ordinary Purchase 225 63.0586 GBP
Rio Tinto plc 10p ordinary Purchase 222 63.0650 GBP
Rio Tinto plc 10p ordinary Purchase 214 63.0663 GBP
Rio Tinto plc 10p ordinary Purchase 197 63.0306 GBP
Rio Tinto plc 10p ordinary Purchase 196 63.0700 GBP
Rio Tinto plc 10p ordinary Purchase 190 62.8500 GBP
Rio Tinto plc 10p ordinary Purchase 177 63.0727 GBP
Rio Tinto plc 10p ordinary Purchase 146 62.8000 GBP
Rio Tinto plc 10p ordinary Purchase 145 62.8600 GBP
Rio Tinto plc 10p ordinary Purchase 144 63.0628 GBP
Rio Tinto plc 10p ordinary Purchase 140 63.0525 GBP
Rio Tinto plc 10p ordinary Purchase 136 62.7850 GBP
Rio Tinto plc 10p ordinary Purchase 125 63.0100 GBP
Rio Tinto plc 10p ordinary Purchase 111 62.6653 GBP
Rio Tinto plc 10p ordinary Purchase 111 62.9516 GBP
Rio Tinto plc 10p ordinary Purchase 111 62.8100 GBP
Rio Tinto plc 10p ordinary Purchase 106 63.0960 GBP
Rio Tinto plc 10p ordinary Purchase 102 62.7950 GBP
Rio Tinto plc 10p ordinary Purchase 100 62.9050 GBP
Rio Tinto plc 10p ordinary Purchase 87 62.9200 GBP
Rio Tinto plc 10p ordinary Purchase 87 63.0593 GBP
Rio Tinto plc 10p ordinary Purchase 76 63.0492 GBP
Rio Tinto plc 10p ordinary Purchase 75 63.0450 GBP
Rio Tinto plc 10p ordinary Purchase 75 62.8780 GBP
Rio Tinto plc 10p ordinary Purchase 70 63.0500 GBP
Rio Tinto plc 10p ordinary Purchase 64 63.0950 GBP
Rio Tinto plc 10p ordinary Purchase 60 63.0300 GBP
Rio Tinto plc 10p ordinary Purchase 56 62.6250 GBP
Rio Tinto plc 10p ordinary Purchase 46 62.6000 GBP
Rio Tinto plc 10p ordinary Purchase 45 62.9013 GBP
Rio Tinto plc 10p ordinary Purchase 43 63.0400 GBP
Rio Tinto plc 10p ordinary Purchase 42 62.8294 GBP
Rio Tinto plc 10p ordinary Purchase 42 72.4900 EUR
Rio Tinto plc 10p ordinary Purchase 39 63.1236 GBP
Rio Tinto plc 10p ordinary Purchase 35 62.8081 GBP
Rio Tinto plc 10p ordinary Purchase 33 62.8350 GBP
Rio Tinto plc 10p ordinary Purchase 28 62.9161 GBP
Rio Tinto plc 10p ordinary Purchase 27 62.5700 GBP
Rio Tinto plc 10p ordinary Purchase 26 62.7600 GBP
Rio Tinto plc 10p ordinary Purchase 25 62.8190 GBP
Rio Tinto plc 10p ordinary Purchase 25 63.1000 GBP
Rio Tinto plc 10p ordinary Purchase 18 62.5600 GBP
Rio Tinto plc 10p ordinary Purchase 11 62.8200 GBP
Rio Tinto plc 10p ordinary Purchase 7 62.4987 GBP
Rio Tinto plc 10p ordinary Purchase 6 62.8300 GBP
Rio Tinto Limited ordinary Sale 7,696 146.8008 AUD
Rio Tinto Limited ordinary Sale 828 146.4182 AUD
Rio Tinto Limited ordinary Sale 376 149.2527 AUD
Rio Tinto Limited ordinary Sale 334 147.1458 AUD
Rio Tinto Limited ordinary Sale 166 147.1386 AUD
Rio Tinto Limited ordinary Sale 9 146.3297 AUD
Rio Tinto plc 10p ordinary Sale 59,875 62.4217 GBP
Rio Tinto plc 10p ordinary Sale 58,997 62.9713 GBP
Rio Tinto plc 10p ordinary Sale 52,830 62.9700 GBP
Rio Tinto plc 10p ordinary Sale 48,145 63.1400 GBP
Rio Tinto plc 10p ordinary Sale 43,300 62.5800 GBP
Rio Tinto plc 10p ordinary Sale 25,115 63.0019 GBP
Rio Tinto plc 10p ordinary Sale 17,107 62.5409 GBP
Rio Tinto plc 10p ordinary Sale 12,884 62.7257 GBP
Rio Tinto plc 10p ordinary Sale 11,863 62.8081 GBP
Rio Tinto plc 10p ordinary Sale 10,887 63.0100 GBP
Rio Tinto plc 10p ordinary Sale 7,576 62.7970 GBP
Rio Tinto plc 10p ordinary Sale 7,234 62.9107 GBP
Rio Tinto plc 10p ordinary Sale 6,685 63.0454 GBP
Rio Tinto plc 10p ordinary Sale 6,442 62.9649 GBP
Rio Tinto plc 10p ordinary Sale 6,386 62.9987 GBP
ADR Sale 6,001 85.6800 USD
Rio Tinto plc 10p ordinary Sale 5,828 62.8824 GBP
Rio Tinto plc 10p ordinary Sale 5,815 63.0856 GBP
Rio Tinto plc 10p ordinary Sale 3,941 62.9627 GBP
Rio Tinto plc 10p ordinary Sale 3,885 62.8730 GBP
Rio Tinto plc 10p ordinary Sale 3,021 62.6237 GBP
Rio Tinto plc 10p ordinary Sale 2,946 62.9743 GBP
Rio Tinto plc 10p ordinary Sale 2,450 62.7927 GBP
Rio Tinto plc 10p ordinary Sale 2,344 62.7684 GBP
Rio Tinto plc 10p ordinary Sale 2,340 62.8943 GBP
Rio Tinto plc 10p ordinary Sale 2,263 62.6292 GBP
Rio Tinto plc 10p ordinary Sale 1,958 62.8107 GBP
Rio Tinto plc 10p ordinary Sale 1,878 62.8286 GBP
ADR Sale 1,800 84.8100 USD
Rio Tinto plc 10p ordinary Sale 1,750 62.9547 GBP
Rio Tinto plc 10p ordinary Sale 1,589 62.6402 GBP
Rio Tinto plc 10p ordinary Sale 1,528 62.7957 GBP
Rio Tinto plc 10p ordinary Sale 1,522 62.9148 GBP
Rio Tinto plc 10p ordinary Sale 1,396 62.8587 GBP
Rio Tinto plc 10p ordinary Sale 1,323 62.9322 GBP
Rio Tinto plc 10p ordinary Sale 1,271 62.5625 GBP
Rio Tinto plc 10p ordinary Sale 1,242 63.0899 GBP
Rio Tinto plc 10p ordinary Sale 1,201 72.5536 EUR
Rio Tinto plc 10p ordinary Sale 1,128 62.7882 GBP
Rio Tinto plc 10p ordinary Sale 1,101 62.8779 GBP
Rio Tinto plc 10p ordinary Sale 1,086 62.9329 GBP
Rio Tinto plc 10p ordinary Sale 1,078 62.7902 GBP
Rio Tinto plc 10p ordinary Sale 959 63.0500 GBP
Rio Tinto plc 10p ordinary Sale 931 62.8315 GBP
Rio Tinto plc 10p ordinary Sale 929 63.0406 GBP
ADR Sale 900 84.7800 USD
Rio Tinto plc 10p ordinary Sale 830 62.8800 GBP
Rio Tinto plc 10p ordinary Sale 826 63.0993 GBP
Rio Tinto plc 10p ordinary Sale 809 63.0600 GBP
Rio Tinto plc 10p ordinary Sale 651 62.8830 GBP
Rio Tinto plc 10p ordinary Sale 590 62.8897 GBP
Rio Tinto plc 10p ordinary Sale 566 62.8467 GBP
ADR Sale 544 84.8000 USD
Rio Tinto plc 10p ordinary Sale 522 62.8850 GBP
Rio Tinto plc 10p ordinary Sale 488 72.3140 EUR
Rio Tinto plc 10p ordinary Sale 468 62.8595 GBP
Rio Tinto plc 10p ordinary Sale 435 62.7200 GBP
Rio Tinto plc 10p ordinary Sale 413 62.9174 GBP
Rio Tinto plc 10p ordinary Sale 402 62.7083 GBP
Rio Tinto plc 10p ordinary Sale 398 62.8929 GBP
Rio Tinto plc 10p ordinary Sale 383 62.6966 GBP
Rio Tinto plc 10p ordinary Sale 378 63.0473 GBP
Rio Tinto plc 10p ordinary Sale 341 72.0210 EUR
Rio Tinto plc 10p ordinary Sale 326 62.7656 GBP
Rio Tinto plc 10p ordinary Sale 307 63.0433 GBP
ADR Sale 300 85.6850 USD
Rio Tinto plc 10p ordinary Sale 278 63.0900 GBP
Rio Tinto plc 10p ordinary Sale 273 62.6612 GBP
Rio Tinto plc 10p ordinary Sale 264 62.7800 GBP
Rio Tinto plc 10p ordinary Sale 261 62.9688 GBP
Rio Tinto plc 10p ordinary Sale 257 62.6587 GBP
Rio Tinto plc 10p ordinary Sale 247 63.0628 GBP
Rio Tinto plc 10p ordinary Sale 241 62.8905 GBP
Rio Tinto plc 10p ordinary Sale 241 63.0181 GBP
Rio Tinto plc 10p ordinary Sale 233 63.0850 GBP
Rio Tinto plc 10p ordinary Sale 218 62.7700 GBP
Rio Tinto plc 10p ordinary Sale 200 62.5464 GBP
Rio Tinto plc 10p ordinary Sale 199 62.7646 GBP
Rio Tinto plc 10p ordinary Sale 193 62.8700 GBP
Rio Tinto plc 10p ordinary Sale 193 62.8321 GBP
Rio Tinto plc 10p ordinary Sale 191 62.7521 GBP
Rio Tinto plc 10p ordinary Sale 190 62.8500 GBP
Rio Tinto plc 10p ordinary Sale 189 62.6923 GBP
Rio Tinto plc 10p ordinary Sale 182 63.1348 GBP
ADR Sale 180 84.7700 USD
Rio Tinto plc 10p ordinary Sale 179 63.0743 GBP
Rio Tinto plc 10p ordinary Sale 132 62.8600 GBP
Rio Tinto plc 10p ordinary Sale 132 62.8554 GBP
Rio Tinto plc 10p ordinary Sale 130 63.0650 GBP
Rio Tinto plc 10p ordinary Sale 127 62.5300 GBP
ADR Sale 120 84.7900 USD
Rio Tinto plc 10p ordinary Sale 114 63.0400 GBP
Rio Tinto plc 10p ordinary Sale 112 63.0800 GBP
Rio Tinto plc 10p ordinary Sale 111 62.8100 GBP
Rio Tinto plc 10p ordinary Sale 102 62.7950 GBP
ADR Sale 100 85.6550 USD
ADR Sale 100 85.6500 USD
Rio Tinto plc 10p ordinary Sale 100 62.9050 GBP
ADR Sale 100 85.7100 USD
Rio Tinto plc 10p ordinary Sale 84 72.4900 EUR
Rio Tinto plc 10p ordinary Sale 75 62.7761 GBP
Rio Tinto plc 10p ordinary Sale 73 62.9435 GBP
Rio Tinto plc 10p ordinary Sale 71 62.5900 GBP
ADR Sale 70 85.6700 USD
Rio Tinto plc 10p ordinary Sale 68 63.0150 GBP
Rio Tinto plc 10p ordinary Sale 64 63.0950 GBP
Rio Tinto plc 10p ordinary Sale 63 63.0700 GBP
Rio Tinto plc 10p ordinary Sale 60 63.0300 GBP
Rio Tinto plc 10p ordinary Sale 60 62.8400 GBP
Rio Tinto plc 10p ordinary Sale 60 62.7400 GBP
Rio Tinto plc 10p ordinary Sale 59 63.0200 GBP
ADR Sale 56 84.7910 USD
Rio Tinto plc 10p ordinary Sale 56 62.6250 GBP
Rio Tinto plc 10p ordinary Sale 54 62.6000 GBP
Rio Tinto plc 10p ordinary Sale 50 62.8000 GBP
Rio Tinto plc 10p ordinary Sale 45 62.8986 GBP
Rio Tinto plc 10p ordinary Sale 35 62.8144 GBP
Rio Tinto plc 10p ordinary Sale 34 62.5400 GBP
Rio Tinto plc 10p ordinary Sale 33 62.8412 GBP
Rio Tinto plc 10p ordinary Sale 31 62.9496 GBP
ADR Sale 27 84.6900 USD
Rio Tinto plc 10p ordinary Sale 27 62.5700 GBP
Rio Tinto plc 10p ordinary Sale 25 62.8252 GBP
Rio Tinto plc 10p ordinary Sale 25 63.1000 GBP
Rio Tinto plc 10p ordinary Sale 20 62.7600 GBP
Rio Tinto plc 10p ordinary Sale 18 62.5600 GBP
Rio Tinto plc 10p ordinary Sale 13 62.9769 GBP
Rio Tinto plc 10p ordinary Sale 13 62.5353 GBP
Rio Tinto plc 10p ordinary Sale 11 62.8200 GBP
Rio Tinto plc 10p ordinary Sale 7 62.5050 GBP
Rio Tinto plc 10p ordinary Sale 6 62.8362 GBP
Rio Tinto plc 10p ordinary Sale 5 63.1340 GBP
ADR Sale 4 84.8900 USD
ADR Sale 4 84.6600 USD
(b) Cash-settled derivative transactions
Class of Product description Nature of dealing Number of Price per
relevant
reference
unit
security
securities
Rio Tinto Limited ordinary SWAP Decreasing Short 334 147.1458 AUD
Rio Tinto Limited ordinary SWAP Decreasing Short 376 149.2527 AUD
Rio Tinto Limited ordinary SWAP Increasing Short 5,965 146.3692 AUD
Rio Tinto Limited ordinary SWAP Increasing Short 95 147.2652 AUD
Rio Tinto Limited ordinary SWAP Increasing Short 2,120 148.4293 AUD
Rio Tinto Limited ordinary CFD Increasing Long 9,407 146.7435 AUD
Rio Tinto Limited ordinary CFD Decreasing Long 5,698 146.8743 AUD
Rio Tinto plc 10p ordinary SWAP Decreasing Short 12,077 62.8760 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Short 14,800 62.9641 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Short 309 63.0462 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 13 62.5353 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 43,300 62.5800 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 2,263 62.6292 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 12,884 62.7257 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 326 62.7656 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 1,078 62.7902 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 11,863 62.8081 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 1,958 62.8107 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 1,396 62.8587 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 468 62.8595 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 265 62.8721 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 727 62.8810 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 2,340 62.8943 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 45 62.8987 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 1,086 62.9329 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 31 62.9499 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 1,750 62.9547 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 3,941 62.9627 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 6,442 62.9649 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 261 62.9687 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 58,997 62.9713 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 2,946 62.9743 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 10 62.9773 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 3 62.9774 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 3,898 63.0393 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 929 63.0406 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 6,685 63.0454 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 8,475 63.1180 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 182 63.1348 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 5 63.1349 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 33,652 63.1400 GBP
Rio Tinto plc 10p ordinary SWAP Increasing Long 1,201 72.5536 EUR
Rio Tinto plc 10p ordinary SWAP Decreasing Long 3,730 62.5160 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 10,020 62.5800 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 263 62.6704 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 531 62.6833 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 6,288 62.7461 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 4,368 62.7713 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 136 62.7850 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 5,357 62.7878 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 300 62.7933 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 24,396 62.8218 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 413 62.8451 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 1,590 62.8466 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 1,003 62.8680 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 371 62.8681 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 49,833 62.8874 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 11,658 62.8880 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 7 62.8914 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 12,503 62.8927 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 45 62.9012 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 28 62.9161 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 8,013 62.9178 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 5,261 62.9416 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 111 62.9516 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 3,141 62.9556 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 14,890 62.9592 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 1,440 62.9729 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 29,642 62.9777 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 1,564 62.9894 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 16,287 62.9918 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 17,111 62.9919 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 197 63.0306 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 214 63.0663 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 2,433 63.1291 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 1,935 63.1304 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 59,011 63.1326 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 10,692 63.1382 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 151 63.1400 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 258,119 63.1402 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 25,336 63.1425 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 1,415 63.1431 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 949 63.1526 GBP
Rio Tinto plc 10p ordinary SWAP Decreasing Long 53 63.1526 USD
Rio Tinto plc 10p ordinary SWAP Decreasing Long 4,896 72.1716 EUR
Rio Tinto plc 10p ordinary SWAP Decreasing Long 49 72.5100 EUR
Rio Tinto plc 10p ordinary SWAP Increasing Short 88 63.0606 GBP
Rio Tinto plc 10p ordinary CFD Decreasing Short 7,617 62.6825 GBP
Rio Tinto plc 10p ordinary CFD Decreasing Short 20,960 62.7592 GBP
Rio Tinto plc 10p ordinary CFD Decreasing Short 10,647 62.9756 GBP
Rio Tinto plc 10p ordinary CFD Decreasing Short 25,115 63.0018 GBP
Rio Tinto plc 10p ordinary CFD Decreasing Short 4,983 63.1349 GBP
Rio Tinto plc 10p ordinary CFD Decreasing Short 88 72.1902 EUR
Rio Tinto plc 10p ordinary CFD Decreasing Short 400 72.3320 EUR
Rio Tinto plc 10p ordinary CFD Decreasing Short 42 72.4900 EUR
Rio Tinto plc 10p ordinary CFD Increasing Short 15,312 62.9807 GBP
Rio Tinto plc 10p ordinary CFD Increasing Short 17,145 62.9835 GBP
Rio Tinto plc 10p ordinary CFD Increasing Short 183 63.1400 GBP
Rio Tinto plc 10p ordinary CFD Increasing Short 582 63.1444 GBP
Rio Tinto plc 10p ordinary CFD Increasing Short 486 72.1457 EUR
Rio Tinto plc 10p ordinary CFD Increasing Short 44 72.4865 EUR
Rio Tinto plc 10p ordinary SWAP Increasing Long 3,631 84.7920 USD
(c) Stock-settled derivative transactions
(including options)
(i) Writing, selling, purchasing or varying
Class Product Writing, Number Exercise Type Expiry Option
of
description
purchasing,
of
price
date
money
relevant
selling,
securities
per unit
paid/
security
varying etc
to which
received
option
per unit
relates
(ii) Exercise
Class of relevant Product description Exercising/ exercised against Number of Exercise price per
security
securities
unit
(d) Other dealings (including subscribing for
new securities)
Class of relevant Nature of Dealings Details Price per unit (if
security
applicable)
4. OTHER INFORMATION
(a) Indemnity and other dealings arrangements
Details of any indemnity or option arrangement, or any agreement or
understanding,
formal or informal, relating to relevant securities which may be an
inducement to deal
or refrain from dealing entered into by the person making the disclosure and
any party
to the offer or any person acting in concert with a party to the offer:
NONE
(b) Agreements, arrangements or understandings relating to options or
derivatives
Details of any agreement, arrangement or understanding, formal or informal,
between
the person making the disclosure and any other person relating to:
(i) the voting rights of any relevant securities under any option; or
(ii) the voting rights of future acquisition or disposal of any relevant
securities to which
any derivative is referenced:
NONE
(c) Attachments
Is a Supplemental Form 8 (Open Positions) attached? YES
Date of disclosure: 21 Jan 2026
Contact name: Large Holdings Regulatory Operations
Telephone number: 020 3134 7213
SUPPLEMENTAL FORM 8 (OPEN POSITIONS)
DETAILS OF OPEN OPTION AND DERIVATIVE POSITIONS, AGREEMENTS TO
PURCHASE OR SELL ETC.
Note 5(i) on Rule 8 of the Takeover Code (the "Code")
1. KEY INFORMATION
Identity of the person whose positions/dealings Barclays PLC.
are being disclosed:
Name of offeror/offeree in relation to whose RIO TINTO PLC AND RIO TINTO LIMITED
relevant securities this from relates:
2. OPTIONS AND DERIVATIVES
Class Product Writing, Number Exercise Type Expiry
of
description
purchasing,
of
price
date
relevant
selling,
securities
per unit
security
varying etc
to which
option
relates
Rio Tinto plc ADR Put Options Purchased -500 63 American 15-Jan-27
Rio Tinto plc ADR Put Options Purchased -400 60 American 15-Jan-27
Rio Tinto plc ADR Call Options Purchased 1,000 65 American 15-Jan-27
Rio Tinto plc ADR Call Options Written -540,056 76.5331 European 14-Jan-27
Rio Tinto plc ADR Put Options Written 30,000 48 American 15-Jan-27
3. AGREEMENTS TO PURCHASE OR SELL ETC.
Full details should be given so that the nature of the interest or position
can be fully understood:
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